@misc{Evgueni_A._Haroutunian_Demographic,
 author={Evgueni A. Haroutunian and Harutyun A. Shahumyan},
 howpublished={online},
 publisher={Изд-во НАН РА},
 type={Հոդված},
 title={Demographic structure estimation by mortality rate alteration},
 keywords={Mathematics, Computer software},
}